package service;

import java.util.Date;
import java.util.List;
import java.util.Map;

import bean.*;

public interface SyncService {
	public Map<String, Object> recoverData(int teacher_id);
	public void updateSyncTime(int tid, Date synctime);
	public int backupData(/*List<Teacher> teacherlist, */int tid, List<Student> studentlist, List<Course> courselist
			,List<SingleCourse> singleCourselist, List<CourseBehave> courseBehavelist, 
			List<Course_Student> course_Studentlist);
	/*public int backupData(Teacher teacher, Student student, Course course, SingleCourse singleCourse
			, CourseBehave courseBehave, Course_Student course_Student);*/
}
